Integer Overflow and Out-of-Bounds Read Vulnerability in FreeType's tt_sbit_decoder_init Function

CVE-2014-9666 · MEDIUM Severity

AV:N/AC:M/AU:N/C:P/I:P/A:P

The tt_sbit_decoder_init function in sfnt/ttsbit.c in FreeType before 2.5.4 proceeds with a count-to-size association without restricting the count value, which allows remote attackers to cause a denial of service (integer overflow and out-of-bounds read) or possibly have unspecified other impact via a crafted embedded bitmap.

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